Written by

Jim Wyatt
Gannett Tennessee

Titans middle linebacker Colin McCarthy has a new look, sporting a shaved head as a tribute to one of his idols.

"It's for Urlacher, since he hung it up," said McCarthy, referring to former Bears linebacker Brian Urlacher, who retired last month after 13 seasons. "Hopefully it will bring me good luck, and bring me 16 games of playing."

It's what's going on inside McCarthy's head, however, that has him feeling like a new man of late. After suffering a concussion last season and dealing with lingering symptoms into the offseason, he has a new outlook for 2013. ...